Jay Z ATTACKED by Beyonce's Sister Solange [FULL VIDEO]

Remember this crazy story of the security footage that captured Beyonce's sister attacking Jay-Z in an elevator? Well, not surprisingly, it went virally out of control...  








Jay Z was ferociously assaulted by Beyonce's sister Solange ... who was wildly kicking and swinging at him inside an elevator ... and the attack was captured on surveillance video.